{"id":502,"date":"2024-12-25T00:44:39","date_gmt":"2024-12-24T16:44:39","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=502"},"modified":"2024-12-25T00:44:39","modified_gmt":"2024-12-24T16:44:39","slug":"%e5%a4%9a%e5%b1%82%e5%b5%8c%e5%a5%97%e5%be%aa%e7%8e%af%e8%af%a5%e6%80%8e%e4%b9%88%e4%bc%98%e9%9b%85%e5%9c%b0%e8%b7%b3%e5%87%ba%e6%9d%a5%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2024\/12\/25\/%e5%a4%9a%e5%b1%82%e5%b5%8c%e5%a5%97%e5%be%aa%e7%8e%af%e8%af%a5%e6%80%8e%e4%b9%88%e4%bc%98%e9%9b%85%e5%9c%b0%e8%b7%b3%e5%87%ba%e6%9d%a5%ef%bc%9f\/","title":{"rendered":"\u591a\u5c42\u5d4c\u5957\u5faa\u73af\u8be5\u600e\u4e48\u4f18\u96c5\u5730\u8df3\u51fa\u6765\uff1f"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u5728\u7f16\u7a0b\u4e2d\u8df3\u51fa\u591a\u91cd\u5d4c\u5957\u5faa\u73af\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u5b9e\u73b0\uff0c\u4e0d\u540c\u8bed\u8a00\u63d0\u4f9b\u4e86\u4e0d\u540c\u7684\u673a\u5236\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u9ad8\u6548\u7684\u65b9\u6cd5\uff0c\u4ee5 C++ \u548c\u7c7b\u4f3c\u7684\u8bed\u8a00\u4e3a\u4f8b\uff1a<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">1. <strong>\u4f7f\u7528\u6807\u5fd7\u53d8\u91cf<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u5f15\u5165\u4e00\u4e2a\u5e03\u5c14\u6807\u5fd7\u53d8\u91cf\uff0c\u5728\u6761\u4ef6\u6ee1\u8db3\u65f6\u8bbe\u7f6e\u6807\u5fd7\u5e76\u901a\u8fc7\u5916\u5c42\u5faa\u73af\u68c0\u6d4b\u8df3\u51fa\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;iostream&gt;\n\nint main() {\n    bool exitFlag = false;\n    for (int i = 0; i &lt; 5; i++) {\n        for (int j = 0; j &lt; 5; j++) {\n            if (i * j &gt; 6) {\n                exitFlag = true; \/\/ \u8bbe\u7f6e\u9000\u51fa\u6807\u5fd7\n                break;           \/\/ \u8df3\u51fa\u5185\u5c42\u5faa\u73af\n            }\n            std::cout &lt;&lt; i &lt;&lt; \", \" &lt;&lt; j &lt;&lt; std::endl;\n        }\n        if (exitFlag) break; \/\/ \u5916\u5c42\u5faa\u73af\u68c0\u6d4b\u9000\u51fa\u6807\u5fd7\n    }\n    return 0;\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4f18\u70b9<\/strong>\uff1a\u7b80\u5355\u660e\u4e86\uff0c\u8de8\u5e73\u53f0\u53ef\u7528\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">2. <strong>\u4f7f\u7528\u5e26\u6807\u7b7e\u7684 <code>break<\/code>\uff08\u5982 Java\u3001C# \u7b49\uff09<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u67d0\u4e9b\u8bed\u8a00\u652f\u6301\u5e26\u6807\u7b7e\u7684 <code>break<\/code>\uff0c\u53ef\u4ee5\u76f4\u63a5\u9000\u51fa\u6307\u5b9a\u7684\u5916\u5c42\u5faa\u73af\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>public class Main {\n    public static void main(String&#91;] args) {\n        outerLoop: \/\/ \u5b9a\u4e49\u6807\u7b7e\n        for (int i = 0; i &lt; 5; i++) {\n            for (int j = 0; j &lt; 5; j++) {\n                if (i * j &gt; 6) break outerLoop; \/\/ \u8df3\u51fa\u6307\u5b9a\u6807\u7b7e\u7684\u5faa\u73af\n                System.out.println(i + \", \" + j);\n            }\n        }\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4f18\u70b9<\/strong>\uff1a\u76f4\u63a5\u4e14\u9ad8\u6548\uff0c\u907f\u514d\u591a\u4f59\u7684\u6807\u5fd7\u53d8\u91cf\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3. <strong>\u4f7f\u7528 <code>goto<\/code> \u8bed\u53e5<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c3d\u7ba1 <code>goto<\/code> \u5728\u73b0\u4ee3\u7f16\u7a0b\u4e2d\u4e0d\u63a8\u8350\u9891\u7e41\u4f7f\u7528\uff0c\u4f46\u5728\u67d0\u4e9b\u573a\u666f\u4e0b\u53ef\u4ee5\u7528\u4e8e\u8df3\u51fa\u591a\u91cd\u5d4c\u5957\u5faa\u73af\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;iostream&gt;\n\nint main() {\n    for (int i = 0; i &lt; 5; i++) {\n        for (int j = 0; j &lt; 5; j++) {\n            if (i * j &gt; 6) goto exitLoops; \/\/ \u8df3\u5230 exitLoops \u6807\u7b7e\n            std::cout &lt;&lt; i &lt;&lt; \", \" &lt;&lt; j &lt;&lt; std::endl;\n        }\n    }\nexitLoops:\n    return 0;\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4f18\u70b9<\/strong>\uff1a\u7b80\u5355\u76f4\u63a5\uff0c\u4ee3\u7801\u6e05\u6670\u3002<br><strong>\u7f3a\u70b9<\/strong>\uff1a<code>goto<\/code> \u7684\u6ee5\u7528\u53ef\u80fd\u5bfc\u81f4\u4ee3\u7801\u96be\u4ee5\u7ef4\u62a4\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">4. <strong>\u51fd\u6570\u5c01\u88c5\u6216\u8fd4\u56de<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c06\u5d4c\u5957\u5faa\u73af\u903b\u8f91\u5c01\u88c5\u5230\u4e00\u4e2a\u51fd\u6570\u4e2d\uff0c\u4f7f\u7528 <code>return<\/code> \u63d0\u524d\u9000\u51fa\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;iostream&gt;\n\nvoid process() {\n    for (int i = 0; i &lt; 5; i++) {\n        for (int j = 0; j &lt; 5; j++) {\n            if (i * j &gt; 6) return; \/\/ \u63d0\u524d\u9000\u51fa\n            std::cout &lt;&lt; i &lt;&lt; \", \" &lt;&lt; j &lt;&lt; std::endl;\n        }\n    }\n}\n\nint main() {\n    process();\n    return 0;\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4f18\u70b9<\/strong>\uff1a\u903b\u8f91\u6e05\u6670\uff0c\u907f\u514d\u4e86\u663e\u5f0f\u6807\u5fd7\u53d8\u91cf\u6216\u6807\u7b7e\u3002<br><strong>\u7f3a\u70b9<\/strong>\uff1a\u9002\u7528\u4e8e\u53ef\u4ee5\u63d0\u53d6\u51fd\u6570\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">5. <strong>\u629b\u51fa\u5f02\u5e38\uff08\u5728\u7279\u6b8a\u60c5\u51b5\u4e0b\u4f7f\u7528\uff09<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u629b\u51fa\u5f02\u5e38\u4e5f\u53ef\u4ee5\u7528\u4e8e\u8df3\u51fa\u591a\u91cd\u5d4c\u5957\u5faa\u73af\uff0c\u4f46\u8fd9\u901a\u5e38\u53ea\u9002\u7528\u4e8e\u9700\u8981\u4e2d\u65ad\u5e76\u8fd4\u56de\u9519\u8bef\u4fe1\u606f\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;iostream&gt;\n#include &lt;stdexcept&gt;\n\nint main() {\n    try {\n        for (int i = 0; i &lt; 5; i++) {\n            for (int j = 0; j &lt; 5; j++) {\n                if (i * j &gt; 6) throw std::runtime_error(\"Exit loops\"); \/\/ \u629b\u51fa\u5f02\u5e38\n                std::cout &lt;&lt; i &lt;&lt; \", \" &lt;&lt; j &lt;&lt; std::endl;\n            }\n        }\n    } catch (const std::runtime_error&amp;) {\n        \/\/ \u6355\u83b7\u5f02\u5e38\u5e76\u7ee7\u7eed\u6267\u884c\n        std::cout &lt;&lt; \"Exited loops\" &lt;&lt; std::endl;\n    }\n    return 0;\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4f18\u70b9<\/strong>\uff1a\u9002\u7528\u4e8e\u9519\u8bef\u5904\u7406\u903b\u8f91\u3002<br><strong>\u7f3a\u70b9<\/strong>\uff1a\u5f02\u5e38\u673a\u5236\u8f83\u91cd\uff0c\u4e0d\u63a8\u8350\u7528\u4e8e\u666e\u901a\u63a7\u5236\u6d41\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">6. <strong>\u8fed\u4ee3\u5668\u6216\u9012\u5f52\u66ff\u4ee3\uff08\u9002\u7528\u4e8e\u7279\u5b9a\u95ee\u9898\uff09<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u67d0\u4e9b\u95ee\u9898\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fed\u4ee3\u5668\u6216\u9012\u5f52\u66ff\u4ee3\u5d4c\u5957\u5faa\u73af\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u793a\u4f8b\uff1a\u9012\u5f52\u66ff\u4ee3<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;iostream&gt;\n\nvoid nestedLoops(int i, int j) {\n    if (i &gt;= 5 || j &gt;= 5) return;\n    if (i * j &gt; 6) return;\n    std::cout &lt;&lt; i &lt;&lt; \", \" &lt;&lt; j &lt;&lt; std::endl;\n    if (j + 1 &lt; 5)\n        nestedLoops(i, j + 1);\n    else\n        nestedLoops(i + 1, 0);\n}\n\nint main() {\n    nestedLoops(0, 0);\n    return 0;\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4f18\u70b9<\/strong>\uff1a\u66f4\u7075\u6d3b\uff0c\u4ee3\u7801\u66f4\u5177\u53ef\u8bfb\u6027\u3002<br><strong>\u7f3a\u70b9<\/strong>\uff1a\u5bf9\u4e8e\u6df1\u5ea6\u975e\u5e38\u5927\u7684\u5faa\u73af\uff0c\u9012\u5f52\u53ef\u80fd\u5bfc\u81f4\u6808\u6ea2\u51fa\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u603b\u7ed3<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7b80\u5355\u60c5\u51b5<\/strong>\uff1a\u4f18\u5148\u4f7f\u7528\u6807\u5fd7\u53d8\u91cf\u6216\u51fd\u6570\u5c01\u88c5\u3002<\/li>\n\n\n\n<li><strong>\u652f\u6301\u6807\u7b7e\u7684\u8bed\u8a00<\/strong>\uff1a\u4f18\u5148\u4f7f\u7528\u5e26\u6807\u7b7e\u7684 <code>break<\/code>\u3002<\/li>\n\n\n\n<li><strong>\u590d\u6742\u573a\u666f<\/strong>\uff1a\u8003\u8651\u51fd\u6570\u5c01\u88c5\u3001\u5f02\u5e38\u629b\u51fa\uff0c\u6216\u91cd\u65b0\u8bbe\u8ba1\u903b\u8f91\uff08\u5982\u9012\u5f52\uff09\u3002<\/li>\n\n\n\n<li><strong>\u7279\u6b8a\u573a\u666f<\/strong>\uff1a\u5728\u6027\u80fd\u5173\u952e\u6216\u4e0d\u53ef\u907f\u514d\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4f7f\u7528 <code>goto<\/code>\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u9009\u62e9\u6700\u9002\u5408\u95ee\u9898\u4e0a\u4e0b\u6587\u7684\u65b9\u5f0f\uff0c\u5b9e\u73b0\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u6548\u7387\u3002\u66f4\u591a\u8be6\u7ec6\u5185\u5bb9\u8bf7\u5173\u6ce8\u5176\u4ed6\u76f8\u5173\u6587\u7ae0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u7f16\u7a0b\u4e2d\u8df3\u51fa\u591a\u91cd\u5d4c\u5957\u5faa\u73af\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u5b9e\u73b0\uff0c\u4e0d\u540c\u8bed\u8a00\u63d0\u4f9b\u4e86\u4e0d\u540c\u7684\u673a\u5236\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u9ad8\u6548\u7684\u65b9\u6cd5\uff0c\u4ee5 C++ \u548c\u7c7b [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[59],"tags":[],"class_list":["post-502","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/502","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=502"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/502\/revisions"}],"predecessor-version":[{"id":503,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/502\/revisions\/503"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=502"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=502"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=502"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}